Introduction. Highly flexible managed modular TDM multiplexer Single Chassis solution for Data, Voice and Ethernet Slideshow by Once the E1T1 loops are released. the Egate20 constitutes a full access solution from the service provider central site to the customer premises. such as RADs RICi and FCD. rad. Carrier Ethernet services The Egate20 can connect up to eight remote LANs over framed or unframed E1 or T1 circuits. INSTALLATION AND OPERATION MANUALMegaplex4100 Next Generation Multiservice Access Node Version 2.